package Demo;

import java.math.BigInteger;
import java.util.HashMap;
import java.util.Map;

public class Chess {
    public static void main(String[] args) {
        BigInteger big1 = new BigInteger("1");
        Map<Integer, BigInteger> chess = new HashMap<>();

        chess.put(1,big1);
        for (int i = 2; i <= 64; i++) {
            BigInteger big2 = new BigInteger(chess.get(i-1).toByteArray());
            chess.put(i,big2.multiply(BigInteger.valueOf(2)));
            System.out.println(chess.get(i));
        }
    }
}
